0.20 - 0.49ct J SI2 Lab Grown Cushion
As of April 2026, there are 165 lab grown cushion diamonds with J color and SI2 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from £136 GBP to £59,751 GBP, with an average of £5,251 GBP.
Last updated: April 2026
Available
165
Lowest Price
£136 GBP
Highest Price
£59,751 GBP
Average Price
£5,251 GBP
Score Distribution
165 diamonds scored across 4 quality tiers
Excellent
6 (3.6%)
Very Good
62 (37.6%)
Good
39 (23.6%)
Average
58 (35.2%)
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